ES515952A0 - Un procedimiento para la preparacion de un tolueno dilsocianato bruto. - Google Patents
Un procedimiento para la preparacion de un tolueno dilsocianato bruto.Info
- Publication number
- ES515952A0 ES515952A0 ES515952A ES515952A ES515952A0 ES 515952 A0 ES515952 A0 ES 515952A0 ES 515952 A ES515952 A ES 515952A ES 515952 A ES515952 A ES 515952A ES 515952 A0 ES515952 A0 ES 515952A0
- Authority
- ES
- Spain
- Prior art keywords
- dilsocianate
- gross
- toluene
- procedure
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/80—Masked polyisocyanates
- C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
- C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
- C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
- C08G18/8035—Masked aromatic polyisocyanates not provided for in one single of the groups C08G18/8019 and C08G18/8029
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8118075A FR2513642B1 (fr) | 1981-09-25 | 1981-09-25 | Toluene diisocyanate brut modifie permettant d'obtenir des mousses de polyurethannes a haute resilience ameliorees |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES515952A0 true ES515952A0 (es) | 1983-11-01 |
| ES8400454A1 ES8400454A1 (es) | 1983-11-01 |
Family
ID=9262454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES515952A Expired ES8400454A1 (es) | 1981-09-25 | 1982-09-24 | Un procedimiento para la preparacion de un tolueno dilsocianato bruto. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4429098A (es) |
| EP (1) | EP0076715B1 (es) |
| KR (1) | KR870000564B1 (es) |
| BR (1) | BR8205598A (es) |
| CA (1) | CA1184190A (es) |
| DE (1) | DE3261706D1 (es) |
| DK (1) | DK426282A (es) |
| ES (1) | ES8400454A1 (es) |
| FI (1) | FI823287L (es) |
| FR (1) | FR2513642B1 (es) |
| GR (1) | GR76428B (es) |
| MA (1) | MA19605A1 (es) |
| NO (1) | NO823238L (es) |
| PT (1) | PT75584B (es) |
| SE (1) | SE8204842L (es) |
| ZA (1) | ZA826995B (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3502265A1 (de) * | 1985-01-24 | 1986-07-24 | Bayer Ag, 5090 Leverkusen | Urethangruppen aufweisende diisocyanate, ein verfahren zu ihrer herstellung und ihre verwendung als bindemittel bzw. bindemittelkomponente in polyurethanlacken |
| US5043472A (en) * | 1989-12-21 | 1991-08-27 | Mobay Corporation | Storage stable solid isocyanate compositions, preparation, and method of use thereof |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3359295A (en) * | 1964-02-07 | 1967-12-19 | Allied Chem | Polyisocyanate compositions and processes for the production thereof |
| GB1296981A (es) * | 1969-01-29 | 1972-11-22 | ||
| US3943158A (en) | 1970-07-01 | 1976-03-09 | Bayer Aktiengesellschaft | Urea diisocyanate compositions |
| US3959329A (en) | 1973-05-24 | 1976-05-25 | Bayer Aktiengesellschaft | Polyisocyanates containing sulphonic acid or sulphonate groups |
| GB1520846A (en) * | 1976-05-21 | 1978-08-09 | Ici Ltd | Isocyanates |
| US4051166A (en) | 1976-06-08 | 1977-09-27 | The Upjohn Company | Araliphatic diisocyanates |
| US4169175A (en) | 1976-06-14 | 1979-09-25 | W. R. Grace & Co. | Removal of unreacted tolylene diisocyanate from urethane prepolymers |
| US4055548A (en) | 1976-09-17 | 1977-10-25 | The Upjohn Company | Storage-stable liquid polyisocyanate composition |
| DE2856826A1 (de) | 1978-12-30 | 1980-07-17 | Bayer Ag | Verfahren zur herstellung von biuret- und/oder hoehere polyuretgruppen aufweisenden polyisecyanaten, die nach diesem verfahren erhaeltlichen verbindungen, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen |
| DE3003543A1 (de) | 1980-01-31 | 1981-08-06 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von modifizierten polyisocynaten und ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen |
-
1981
- 1981-09-25 FR FR8118075A patent/FR2513642B1/fr not_active Expired
-
1982
- 1982-07-15 GR GR68765A patent/GR76428B/el unknown
- 1982-07-20 KR KR8203219A patent/KR870000564B1/ko not_active Expired
- 1982-08-24 SE SE8204842A patent/SE8204842L/ not_active Application Discontinuation
- 1982-08-30 US US06/412,730 patent/US4429098A/en not_active Expired - Fee Related
- 1982-09-07 CA CA000410896A patent/CA1184190A/fr not_active Expired
- 1982-09-14 EP EP82401665A patent/EP0076715B1/fr not_active Expired
- 1982-09-14 DE DE8282401665T patent/DE3261706D1/de not_active Expired
- 1982-09-21 PT PT75584A patent/PT75584B/pt unknown
- 1982-09-23 MA MA19817A patent/MA19605A1/fr unknown
- 1982-09-23 ZA ZA826995A patent/ZA826995B/xx unknown
- 1982-09-24 DK DK426282A patent/DK426282A/da not_active Application Discontinuation
- 1982-09-24 BR BR8205598A patent/BR8205598A/pt unknown
- 1982-09-24 FI FI823287A patent/FI823287L/fi not_active Application Discontinuation
- 1982-09-24 NO NO823238A patent/NO823238L/no unknown
- 1982-09-24 ES ES515952A patent/ES8400454A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ZA826995B (en) | 1983-07-27 |
| DK426282A (da) | 1983-03-26 |
| FI823287A7 (fi) | 1983-03-26 |
| SE8204842L (sv) | 1983-03-26 |
| FR2513642A1 (fr) | 1983-04-01 |
| FI823287A0 (fi) | 1982-09-24 |
| DE3261706D1 (en) | 1985-02-07 |
| EP0076715A1 (fr) | 1983-04-13 |
| PT75584B (fr) | 1984-12-10 |
| ES8400454A1 (es) | 1983-11-01 |
| EP0076715B1 (fr) | 1984-12-27 |
| FI823287L (fi) | 1983-03-26 |
| KR870000564B1 (ko) | 1987-03-19 |
| CA1184190A (fr) | 1985-03-19 |
| MA19605A1 (fr) | 1983-04-01 |
| SE8204842D0 (sv) | 1982-08-24 |
| US4429098A (en) | 1984-01-31 |
| FR2513642B1 (fr) | 1985-08-09 |
| KR840000591A (ko) | 1984-02-25 |
| NO823238L (no) | 1983-03-28 |
| GR76428B (es) | 1984-08-10 |
| PT75584A (fr) | 1982-10-01 |
| BR8205598A (pt) | 1983-08-30 |
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